Aviation abbreviation
north-northwestern (weather reports only)
NNWRN
At a glance
Meaning of north-northwestern (weather reports only)
NNWRN stands for north-northwestern (weather reports only) in FAA terminology.
More about north-northwestern (weather reports only)
This abbreviation is used in aviation weather. The English reference lists north-northwestern (weather reports only) with the abbreviation NNWRN.
FAA abbreviations reflect US aviation usage. Their meaning and permitted use can differ in documents from other countries.